At 02:43 AM 7/3/2009, johnp67544@... wrote:
>On Wed Jul 1, 2009, Paul Lawler wrote:
>
>>On Jul 1, 2009, at 00:55 , Barbara Seidel wrote:
>
>>> Tell me guys, is it unusual to be able to drive the Prius at 43 mph
>>> and only
>>> use the electric motor?
>
>>Not only unusual, but pretty much impossible. The power split device
>>will cause the engine to be turning at any speed over 42 mph, even
>>though the engine may not be "running (i.e., no gas, no spark)."
>
>Paul,
>I would not argue with your statement, but I have occasionally observed the
>same condition, i.e., going faster than 43 mph and showing only the arrows
>from the battery to the motor and the motor to the wheels. No output from
>the ICE was shown. I have seen this occur at speeds above 50 mph (but not much
>above). Is this a display error?

It appears that while the IC engine isn't running (that is, it isn't using any
gas), it may be turning, as otherwise, the maximum rpm of MG #1 would be
exceeded. It's not generating any power or using any gas, just spinning.

--
Regards, Pete
pgranzeau@...